@giodis  σου παραθέτω ολόκληρο το etrecheck (αφού τελείωσε το startup του μηχανήματος)
 
περιέργως μου εμφάνισε και τα 2 αρχεία που θα δεις στο τέλος ότι σβήστηκαν που από ότι ξέρω είναι adwares (δεν είχα ποτέ πρόβλημα όμως, ενώ είχα τρέξει πολλές φορές στο παρελθόν etrecheck ώστε να έχω μια εικόνα του συστήματός μου)
 
terminal είχα σκαλίσει 2 φορές
 
α) πριν 2 χρόνια που πείραξα τα hosts λόγω photoshop, αλλά το συγκεκριμένο /etc/sudoers δεν μου το είχε βγάλει ποτέ - έδειχνε μονο το από κάτω για τα hosts και το οποίο δεν με ανησυχεί για το λόγο που ανέφερα 
 
β) πριν 3 μέρες άλλαξα το χρόνο εμφάνισης του dock τρέχοντας την εντολή : defaults write com.apple.dock autohide-time-modifier -int 0
 
EtreCheck version: 3.0.4 (308)
Report generated 2016-09-21 18:47:22
Download EtreCheck from https://etrecheck.com
Runtime 1:44
Performance: Excellent
 
Click the [Support] links for help with non-Apple products.
Click the [Details] links for more information about that line.
 
Problem: No problem - just checking
 
Hardware Information: ⓘ
    MacBook Pro (15-inch, Mid 2012) 
    [Technical Specifications] - [User Guide] - [Warranty & Service]
    MacBook Pro - model: MacBookPro9,1
    1 2,3 GHz Intel Core i7 CPU: 4-core
    16 GB RAM Upgradeable - [Instructions]
        BANK 0/DIMM0
            8 GB DDR3 1600 MHz ok
        BANK 1/DIMM0
            8 GB DDR3 1600 MHz ok
    Bluetooth: Good - Handoff/Airdrop2 supported
    Wireless:  en1: 802.11 a/b/g/n
    Battery: Health = Normal - Cycle count = 841
 
Video Information: ⓘ
    Intel HD Graphics 4000
        Color LCD 1440 x 900
    NVIDIA GeForce GT 650M - VRAM: 512 MB
 
System Software: ⓘ
    macOS Sierra  10.12 (16A323) - Time since boot: less than an hour
 
Disk Information: ⓘ
    Samsung SSD 850 EVO 250GB disk0 : (250,06 GB) (Solid State - TRIM: Yes)
        EFI (disk0s1) <not mounted> : 210 MB 
        Recovery HD (disk0s3) <not mounted>  [Recovery]: 650 MB 
        macOS (disk1) / : 248.83 GB (93.29 GB free)
            Core Storage: disk0s2 249.20 GB Online
 
    HL-DT-ST DVDRW  GS31N   ()
 
USB Information: ⓘ
    Apple Inc. FaceTime HD Camera (Built-in) 
    Apple Inc. Apple Internal Keyboard / Trackpad 
    Apple Computer, Inc. IR Receiver 
    Apple Inc. BRCM20702 Hub 
        Apple Inc. Bluetooth USB Host Controller 
 
Thunderbolt Information: ⓘ
    Apple Inc. thunderbolt_bus
 
Configuration files: ⓘ
    /etc/sudoers, File size 2299 but expected 1563
    /etc/hosts - Count: 20
 
Gatekeeper: ⓘ
    Mac App Store and identified developers
 
Kernel Extensions: ⓘ
        /Library/Extensions
    [not loaded]    com.paragon-software.filesystems.ntfs (14.0.543 - SDK 10.5 - 2016-09-21) [Support]
    [not loaded]    org.cindori.TrimEnabler (1.0 - SDK 10.10 - 2016-09-21) [Support]
 
System Launch Agents: ⓘ
    [not loaded]    6 Apple tasks
    [loaded]    175 Apple tasks
    [running]    90 Apple tasks
 
System Launch Daemons: ⓘ
    [not loaded]    com.apple.jetsamproperties.Mac.plist (2016-08-26) [Support]
    [not loaded]    40 Apple tasks
    [loaded]    162 Apple tasks
    [running]    101 Apple tasks
 
Launch Agents: ⓘ
    [not loaded]    com.adobe.AAM.Updater-1.0.plist (2014-07-10) [Support]
    [loaded]    com.google.keystone.agent.plist (2016-07-12) [Support]
    [loaded]    com.oracle.java.Java-Updater.plist (2015-03-17) [Support]
 
Launch Daemons: ⓘ
    [loaded]    com.JWVD.cbcache.plist (2014-08-07) [Support]
    [loaded]    com.cyberghostsrl.CyberghostPrivilegedHelper.plist (2015-09-10) [Support]
    [loaded]    com.google.keystone.daemon.plist (2016-09-02) [Support]
    [loaded]    com.oracle.java.Helper-Tool.plist (2015-03-17) [Support]
    [loaded]    org.cindori.AuthHelper.plist (2014-07-01) [Support]
    [loaded]    org.cindori.TEAuth.plist (2015-07-17) [Support]
 
User Launch Agents: ⓘ
    [running]    com.spotify.webhelper.plist (2016-09-18) [Support]
 
User Login Items: ⓘ
    Google Drive    Application  (/Applications/Google Drive.app)
    iTunesHelper    Application  (/Applications/iTunes.app/Contents/MacOS/iTunesHelper.app)
    Viber    Application  (/Applications/Viber.app)
    WhatsApp    Application  (/Applications/WhatsApp.app)
 
Internet Plug-ins: ⓘ
    googletalkbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-11) [Support]
    QuickTime Plugin: 7.7.3 (2016-09-14)
    JavaAppletPlugin: Java 8 Update 91 build 14 (2016-05-18) Check version
    AdobeAAMDetect: AdobeAAMDetect 1.0.0.0 - SDK 10.6 (2014-07-10) [Support]
    o1dbrowserplugin: 5.41.3.0 - SDK 10.8 (2015-12-17) [Support]
 
Safari Extensions: ⓘ
    Turn Off the Lights - Stefan vd - http://www.turnoffthelights.com (2015-12-23)
    uBlock - Chris Aljoudi - https://chrismatic.io/ (2015-12-23)
 
3rd Party Preference Panes: ⓘ
    Java (2016-05-18) [Support]
    GRproofing (2015-10-01) [Support]
 
Time Machine: ⓘ
    Skip System Files: NO
    Mobile backups: OFF
    Auto backup: YES
    Volumes being backed up:
        macOS: Disk size: 248.83 GB Disk used: 155.54 GB
    Destinations:
        Backup [Local] 
        Total size: 499.76 GB 
        Total number of backups: 7 
        Oldest backup: 17/09/2016, 18:27 
        Last backup: 20/09/2016, 10:49 
        Size of backup disk: Adequate
            Backup size 499.76 GB > (Disk used 155.54 GB X 3)
 
Top Processes by CPU: ⓘ
       126%    photoanalysisd
         8%    mdworker(16)
         8%    mds_stores
         6%    photolibraryd
         4%    IMDPersistenceAgent
 
Top Processes by Memory: ⓘ
    943 MB    kernel_task
    868 MB    mdworker(19)
    360 MB    photoanalysisd
    229 MB    Google Drive
    164 MB    mds_stores
 
Virtual Memory Information: ⓘ
    7.67 GB    Free RAM 
    8.32 GB    Used RAM (1.98 GB Cached)
    0 B    Swap Used 
 
Diagnostics Information: ⓘ
    Sep 21, 2016, 06:45:02 PM    /Library/Logs/DiagnosticReports/ufsd_NTFS.util_2016-09-21-184502_[redacted].crash
        /Library/Filesystems/ufsd_NTFS.fs/Contents/Resources/ufsd_NTFS.util
    Sep 21, 2016, 06:44:59 PM    Self test - passed
 
Files deleted by EtreCheck: ⓘ
    Sep 21, 2016, 05:56:57 PM - ~/Library/LaunchAgents/com.HotShoppy.agent.plist
    Sep 21, 2016, 05:56:57 PM - ~/Library/LaunchAgents/com.MacUpdater.agent.plist